import Vue from 'vue'
import VueRouter from 'vue-router'
import Home from '../views/Home.vue'


// 把这段代码直接粘贴到router/index.js中的Vue.use(VueRouter)之前
const originalPush = VueRouter.prototype.push;
VueRouter.prototype.push = function(location) {
    return originalPush.call(this, location).catch(err => {})
};

Vue.use(VueRouter)

const routes = [{
        path: "/",
        redirect: "/home"
    },

    {
        path: '/home',
        name: 'Home',
        component: Home,
        children: [

            {
                path: '/home/searchpopup',
                component: () =>
                    import ( /* webpackChunkName: "searchpopup" */ '../views/searchpopup.vue')
            }

        ],
        meta: {
            taobarActiveNum: 0,
            isShowTabbar: true
        }

    },
    {
        path: '/topic',
        component: () =>
            import ( /* webpackChunkName: "topic" */ '../views/Topic.vue'),
        meta: {
            taobarActiveNum: 1,
            isShowTabbar: true

        }
    },

    {
        path: '/category',
        component: () =>
            import ( /* webpackChunkName: "category" */ '../views/Category.vue'),
        meta: {
            taobarActiveNum: 2,
            isShowTabbar: true

        }
    },
    {
        path: '/cart',
        component: () =>
            import ( /* webpackChunkName: "cart" */ '../views/Cart.vue'),
        meta: {
            taobarActiveNum: 3,

            isShowTabbar: true



        }
    },
    {
        path: '/user',
        component: () =>
            import ( /* webpackChunkName: "user" */ '../views/User.vue'),
        meta: {
            taobarActiveNum: 4,
            isShowTabbar: true


        }

    },
    {
        path: '/productDetail',
        component: () =>
            import ( /* webpackChunkName: "productDetail" */ '../views/productDetail.vue'),
        meta: {
            isShowTabbar: false

        }

    },




]

const router = new VueRouter({
    mode: 'history',
    base: process.env.BASE_URL,
    routes
})

// 全局路由守卫/路由拦截 能够在每一次跳转路由之前拦截下来
router.beforeEach((to, from, next) => {

    // console.log("to是:", to); //要去往的路由对象
    // console.log("from是:", from); //从哪里出发的这个路由对象

    // // 判断是不是要进入购物车
    // if (to.path == "/cart") {
    //     console.log("进入到购物车");
    //     // 判断有没有登录
    //     // 如果没有登录,跳转到/user 页面
    //     let token = localStorage.getItem("token")
    //     if (token) {
    //         next();
    //     } else {
    //         Vue.prototype.$toast("请先登录")
    //             // 拿不到token,说明没有登录,跳转到登录页面我的 "/user"
    //         setTimeout(() => {
    //             next("./user")
    //         }, 1000)

    //     }
    //     return
    // }
    next();
    // 必须调用next,才能跳转到想要去的页面,没有调用next,就无法跳转页面
})

export default router